Product Description: Physapruin A is a withanolide that can be found in Physalis pruinosa[1].
Formula: C28H38O7
References: [1]Kazushi SHINGU, et al. Physapruins A and B, Two New Withanolides from Physalis pruinosa BAILEY. Chemical and Pharmaceutical Bulletin, 1993, 41 (10): 1873-1875.